Now you mentioned this, i had this a few times yesterday too.
After the de-installation, restart and installation of avast again, is the problem not gone.
This still happens. The behaviour shield, ransomware shield and password security are off.
The other ones are running fine.
version/build of Avast Premium 21.1.2449 (version 21.1.5968.643)
OS Microsoft Windows 10 Home 64 bits (it is Dutch)
Version 10.0.21332 Build 21332
system: Systeem-SKU LENOVO_MT_81FL_BU_idea_FM_ideapad 330-17ICH
Processor Intel(R) Core(TM) i5-8300H CPU @ 2.30GHz, 2304 MHz, 4 core('s), 8 logische processor(s)